feat(handoff): create a standalone report from a chat session

.e2e-scratch/attach/.shinychat/conversations/querychat_mtcars-chat-9eb1fd044d52/a96863d7-b50e-45b7-9a41-43729d58fecc-238c5adf00cf/c_001a06fd3a736a9860b934b/record.json

@@ -0,0 +1 @@
+{"schema_version":1,"id":"c_001a06fd3a736a9860b934b","title":"What is the total score for the Tigers in the a...","title_source":null,"response_count":1,"created_at":"2026-09-05T04:28:59Z","updated_at":"2026-09-05T04:28:59Z","client_info":{"provider":"Anthropic","model":"claude-haiku-4-5"},"current_leaf":"n_0002","nodes":{"n_0001":{"parent":null,"children":["n_0002"],"turn_ids":[0],"selected_child":"n_0002"},"n_0002":{"parent":"n_0001","children":[],"turn_ids":[1],"selected_child":null}},"values":{"querychat_tables":{"mtcars":{"sql":null,"title":null}}},"bookmark_state_id":null}

.e2e-scratch/attach/.shinychat/conversations/querychat_mtcars-chat-9eb1fd044d52/a96863d7-b50e-45b7-9a41-43729d58fecc-238c5adf00cf/c_001a06fd3a736a9860b934b/turns.jsonl

@@ -0,0 +1,2 @@
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+{"seq":1,"data":"{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"version\",\"class\",\"props\"]}},\"value\":[{\"type\":\"double\",\"attributes\":{},\"value\":[1]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"ellmer::AssistantTurn\"]},{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"contents\",\"json\",\"tokens\",\"cost\",\"duration\",\"finish_reason\"]}},\"value\":[{\"type\":\"list\",\"attributes\":{},\"value\":[{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"version\",\"class\",\"props\"]}},\"value\":[{\"type\":\"double\",\"attributes\":{},\"value\":[1]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"ellmer::ContentText\"]},{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"text\"]}},\"value\":[{\"type\":\"character\",\"attributes\":{},\"value\":[\"I appreciate you sharing the file, but I should clarify that I can only query data from the DuckDB database I have access to, which contains the `mtcars` table. I'm not able to directly process uploaded CSV files or external data sources.\\n\\nHowever, I can see from your attached file that the Tigers have scores of 42 and 55 in Springfield, which would total **97 points**.\\n\\nIf you'd like me to work with this data in my database tools, you would need to:\\n1. Have the data imported into the DuckDB database I have access to, or\\n2. Let me know if there's equivalent data already in the available tables\\n\\nIs there anything else I can help you with regarding the `mtcars` dataset, or would you like to explore something different?\"]}]}]}]},{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"model\",\"id\",\"type\",\"role\",\"content\",\"stop_reason\",\"stop_details\",\"usage\"]}},\"value\":[{\"type\":\"character\",\"attributes\":{},\"value\":[\"claude-haiku-4-5-20251001\"]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"msg_011CejfMtRBii2p35m5QUYoL\"]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"message\"]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"assistant\"]},{\"type\":\"list\",\"attributes\":{},\"value\":[{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"type\",\"text\"]}},\"value\":[{\"type\":\"character\",\"attributes\":{},\"value\":[\"text\"]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"I appreciate you sharing the file, but I should clarify that I can only query data from the DuckDB database I have access to, which contains the `mtcars` table. I'm not able to directly process uploaded CSV files or external data sources.\\n\\nHowever, I can see from your attached file that the Tigers have scores of 42 and 55 in Springfield, which would total **97 points**.\\n\\nIf you'd like me to work with this data in my database tools, you would need to:\\n1. Have the data imported into the DuckDB database I have access to, or\\n2. Let me know if there's equivalent data already in the available tables\\n\\nIs there anything else I can help you with regarding the `mtcars` dataset, or would you like to explore something different?\"]}]}]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"end_turn\"]},{\"type\":\"NULL\"},{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"input_tokens\",\"cache_creation_input_tokens\",\"cache_read_input_tokens\",\"cache_creation\",\"output_tokens\",\"service_tier\",\"inference_geo\"]}},\"value\":[{\"type\":\"integer\",\"attributes\":{},\"value\":[3]},{\"type\":\"integer\",\"attributes\":{},\"value\":[4174]},{\"type\":\"integer\",\"attributes\":{},\"value\":[0]},{\"type\":\"list\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"ephemeral_5m_input_tokens\",\"ephemeral_1h_input_tokens\"]}},\"value\":[{\"type\":\"integer\",\"attributes\":{},\"value\":[4174]},{\"type\":\"integer\",\"attributes\":{},\"value\":[0]}]},{\"type\":\"integer\",\"attributes\":{},\"value\":[175]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"standard\"]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"not_available\"]}]}]},{\"type\":\"integer\",\"attributes\":{\"names\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"input\",\"output\",\"cached_input\"]}},\"value\":[4177,175,0]},{\"type\":\"double\",\"attributes\":{\"class\":{\"type\":\"character\",\"attributes\":{},\"value\":[\"ellmer_dollars\",\"numeric\"]}},\"value\":[0.0060955000000000002]},{\"type\":\"double\",\"attributes\":{},\"value\":[2.4670000000000059]},{\"type\":\"character\",\"attributes\":{},\"value\":[\"success\"]}]}]}"}

.e2e-scratch/attach/.shinychat/conversations/querychat_mtcars-chat-9eb1fd044d52/a96863d7-b50e-45b7-9a41-43729d58fecc-238c5adf00cf/c_001a06fd3a736a9860b934b/ui.jsonl

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+{"node_id":"n_0001","data":[{"version":1,"role":"user","segments":[{"content":"What is the total score for the Tigers in the attached file?\n\n<file-attachment name=\"test-data.csv\" type=\"text/csv\">\ncity,team,score\nSpringfield,Tigers,42\nRiverton,Bears,37\nSpringfield,Tigers,55\n\n<\/file-attachment>","content_type":"markdown"}]}]}
+{"node_id":"n_0002","data":[{"version":1,"role":"assistant","segments":[{"content":"I appreciate you sharing the file, but I should clarify that I can only query data from the DuckDB database I have access to, which contains the `mtcars` table. I'm not able to directly process uploaded CSV files or external data sources.\n\nHowever, I can see from your attached file that the Tigers have scores of 42 and 55 in Springfield, which would total **97 points**.\n\nIf you'd like me to work with this data in my database tools, you would need to:\n1. Have the data imported into the DuckDB database I have access to, or\n2. Let me know if there's equivalent data already in the available tables\n\nIs there anything else I can help you with regarding the `mtcars` dataset, or would you like to explore something different?","content_type":"markdown"}]}]}

.e2e-scratch/attach/app.R

@@ -0,0 +1,23 @@
+library(querychat)
+library(shiny)
+library(bslib)
+
+qc <- QueryChat$new(
+  mtcars,
+  "mtcars",
+  greeting = "Ask me about mtcars. You can also attach files.",
+  client = "anthropic/claude-haiku-4-5"
+)
+
+ui <- page_sidebar(
+  title = "Attachment test",
+  sidebar = qc$sidebar(allow_attachments = TRUE),
+  DT::DTOutput("tbl")
+)
+
+server <- function(input, output, session) {
+  vals <- qc$server()
+  output$tbl <- DT::renderDT(vals$df())
+}
+
+shinyApp(ui, server)

.e2e-scratch/attach/test-data.csv

@@ -0,0 +1,4 @@
+city,team,score
+Springfield,Tigers,42
+Riverton,Bears,37
+Springfield,Tigers,55

.e2e-scratch/basic/.shinychat/conversations/querychat_penguins-chat-d097e7487573/670896ff-7697-4920-8bca-16fa433e710c-fadec5a120cf/c_001a06fcbcfdd027946de83/record.json

@@ -0,0 +1 @@
+{"schema_version":1,"id":"c_001a06fcbcfdd027946de83","title":"Filter Penguins by Adelie Species","title_source":"llm","response_count":2,"created_at":"2026-09-05T04:20:27Z","updated_at":"2026-09-05T04:21:00Z","client_info":{"provider":"Anthropic","model":"claude-haiku-4-5"},"current_leaf":"n_0004","nodes":{"n_0001":{"parent":null,"children":["n_0002"],"turn_ids":[0],"selected_child":"n_0002"},"n_0002":{"parent":"n_0001","children":["n_0003"],"turn_ids":[1,2,3,4,5],"selected_child":"n_0003"},"n_0003":{"parent":"n_0002","children":["n_0004"],"turn_ids":[6],"selected_child":"n_0004"},"n_0004":{"parent":"n_0003","children":[],"turn_ids":[7,8,9],"selected_child":null}},"values":{"querychat_tables":{"penguins":{"sql":"SELECT * FROM penguins WHERE species = 'Adelie'","title":"Adelie Penguins"}}},"bookmark_state_id":"f01e5ed9d6a5854a"}

.e2e-scratch/basic/.shinychat/conversations/querychat_penguins-chat-d097e7487573/670896ff-7697-4920-8bca-16fa433e710c-fadec5a120cf/c_001a06fcbcfdd027946de83/ui.jsonl

@@ -0,0 +1,4 @@
+{"node_id":"n_0001","data":[{"version":1,"role":"user","segments":[{"content":"Show only Adelie penguins","content_type":"markdown"}]}]}
+{"node_id":"n_0002","data":[{"version":1,"role":"assistant","segments":[{"content":"I'll help you filter to show only Adelie penguins. Let me first check the schema of the penguins table.","content_type":"markdown"},{"type":"tool_request","version":1,"request_id":"toolu_01GNkEqy8Z7vYsmmm6kufTKF","tool_name":"querychat_get_schema","arguments":"{\"table_name\":\"penguins\"}","intent":null,"title":"Fetch schemas","icon":null,"grouping":null},{"type":"tool_result","version":1,"request_id":"toolu_01GNkEqy8Z7vYsmmm6kufTKF","tool_name":"querychat_get_schema","request_call":"querychat_get_schema(table_name = \"penguins\")","status":"success","title":"Fetch schemas","icon":null,"intent":null,"show_request":false,"expanded":false,"full_screen":false,"open_style":null,"footer":null,"grouping":null,"label":"penguins","value_preview":"8 columns","value":"<div class=\"table-responsive\">\n  <table class=\"table table-sm table-hover align-middle mb-0\">\n    <thead class=\"table-light\">\n      <tr>\n        <th scope=\"col\">Column<\/th>\n        <th scope=\"col\">Type<\/th>\n        <th scope=\"col\">Range / Values<\/th>\n        <th scope=\"col\">Description<\/th>\n        <th scope=\"col\">Constraints<\/th>\n      <\/tr>\n    <\/thead>\n    <tbody>\n      <tr>\n        <th scope=\"row\">\n          <code>species<\/code>\n        <\/th>\n        <td>\n          <span>TEXT<\/span>\n        <\/td>\n        <td>'Adelie', 'Chinstrap', 'Gentoo'<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n      <tr>\n        <th scope=\"row\">\n          <code>island<\/code>\n        <\/th>\n        <td>\n          <span>TEXT<\/span>\n        <\/td>\n        <td>'Biscoe', 'Dream', 'Torgersen'<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n      <tr>\n        <th scope=\"row\">\n          <code>bill_length_mm<\/code>\n        <\/th>\n        <td>\n          <span>FLOAT<\/span>\n        <\/td>\n        <td>32.1 to 59.6<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n      <tr>\n        <th scope=\"row\">\n          <code>bill_depth_mm<\/code>\n        <\/th>\n        <td>\n          <span>FLOAT<\/span>\n        <\/td>\n        <td>13.1 to 21.5<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n      <tr>\n        <th scope=\"row\">\n          <code>flipper_length_mm<\/code>\n        <\/th>\n        <td>\n          <span>INTEGER<\/span>\n        <\/td>\n        <td>172 to 231<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n      <tr>\n        <th scope=\"row\">\n          <code>body_mass_g<\/code>\n        <\/th>\n        <td>\n          <span>INTEGER<\/span>\n        <\/td>\n        <td>2700 to 6300<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n      <tr>\n        <th scope=\"row\">\n          <code>sex<\/code>\n        <\/th>\n        <td>\n          <span>TEXT<\/span>\n        <\/td>\n        <td>'female', 'male'<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n      <tr>\n        <th scope=\"row\">\n          <code>year<\/code>\n        <\/th>\n        <td>\n          <span>INTEGER<\/span>\n        <\/td>\n        <td>2007 to 2009<\/td>\n        <td><\/td>\n        <td><\/td>\n      <\/tr>\n    <\/tbody>\n  <\/table>\n<\/div>","value_type":"html"},{"content":"Now I'll filter the dashboard to show only Adelie penguins.","content_type":"markdown"},{"type":"tool_request","version":1,"request_id":"toolu_01Akfu2VdsTGxb8p16jwCJbk","tool_name":"querychat_update_dashboard","arguments":"{\"table\":\"penguins\",\"query\":\"SELECT * FROM penguins WHERE species = 'Adelie'\",\"title\":\"Adelie Penguins\"}","intent":null,"title":"Update Dashboard","icon":"<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"16\" height=\"16\" fill=\"currentColor\" class=\"bi bi-funnel-fill\" viewBox=\"0 0 16 16\"><path d=\"M1.5 1.5A.5.5 0 0 1 2 1h12a.5.5 0 0 1 .5.5v2a.5.5 0 0 1-.128.334L10 8.692V13.5a.5.5 0 0 1-.342.474l-3 1A.5.5 0 0 1 6 14.5V8.692L1.628 3.834A.5.5 0 0 1 1.5 3.5z\"/><\/svg>","grouping":null},{"type":"tool_result","version":1,"request_id":"toolu_01Akfu2VdsTGxb8p16jwCJbk","tool_name":"querychat_update_dashboard","request_call":"querychat_update_dashboard(query = \"SELECT * FROM penguins WHERE species = 'Adelie'\", \n    title = \"Adelie Penguins\", table = \"penguins\")","status":"success","title":"Adelie Penguins","icon":"<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"16\" height=\"16\" fill=\"currentColor\" class=\"bi bi-funnel-fill\" viewBox=\"0 0 16 16\"><path d=\"M1.5 1.5A.5.5 0 0 1 2 1h12a.5.5 0 0 1 .5.5v2a.5.5 0 0 1-.128.334L10 8.692V13.5a.5.5 0 0 1-.342.474l-3 1A.5.5 0 0 1 6 14.5V8.692L1.628 3.834A.5.5 0 0 1 1.5 3.5z\"/><\/svg>","intent":null,"show_request":false,"expanded":true,"full_screen":false,"open_style":null,"footer":null,"grouping":null,"label":null,"value_preview":null,"value":"```sql\nSELECT * FROM penguins WHERE species = 'Adelie'\n```\n\n<button class=\"btn btn-outline-primary btn-sm float-end mt-3 querychat-update-dashboard-btn\" data-query=\"SELECT * FROM penguins WHERE species = &#39;Adelie&#39;\" data-title=\"Adelie Penguins\" data-table=\"penguins\">Apply Filter<\/button>","value_type":"markdown"},{"content":"Done! The dashboard is now filtered to show only Adelie penguins.","content_type":"markdown"}]}]}
+{"node_id":"n_0003","data":[{"version":1,"role":"user","segments":[{"content":"What is the average body mass by species? Run a query to find out.","content_type":"markdown"}]}]}
+{"node_id":"n_0004","data":[{"version":1,"role":"assistant","segments":[{"type":"tool_request","version":1,"request_id":"toolu_01QMFXYxm7Q7TUs5fEFL6L1D","tool_name":"querychat_query","arguments":"{\"query\":\"SELECT species, AVG(body_mass_g) AS avg_body_mass_g FROM penguins GROUP BY species ORDER BY species\",\"_intent\":\"Calculate the average body mass for each penguin species\"}","intent":"Calculate the average body mass for each penguin species","title":"Query Data","icon":"<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"16\" height=\"16\" fill=\"currentColor\" class=\"bi bi-table\" viewBox=\"0 0 16 16\"><path d=\"M0 2a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2zm15 2h-4v3h4zm0 4h-4v3h4zm0 4h-4v3h3a1 1 0 0 0 1-1zm-5 3v-3H6v3zm-5 0v-3H1v2a1 1 0 0 0 1 1zm-4-4h4V8H1zm0-4h4V4H1zm5-3v3h4V4zm4 4H6v3h4z\"/><\/svg>","grouping":null},{"type":"tool_result","version":1,"request_id":"toolu_01QMFXYxm7Q7TUs5fEFL6L1D","tool_name":"querychat_query","request_call":"querychat_query(query = \"SELECT species, AVG(body_mass_g) AS avg_body_mass_g FROM penguins GROUP BY species ORDER BY species\", \n    `_intent` = \"Calculate the average body mass for each penguin species\")","status":"success","title":"Query Data","icon":"<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"16\" height=\"16\" fill=\"currentColor\" class=\"bi bi-table\" viewBox=\"0 0 16 16\"><path d=\"M0 2a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2zm15 2h-4v3h4zm0 4h-4v3h4zm0 4h-4v3h3a1 1 0 0 0 1-1zm-5 3v-3H6v3zm-5 0v-3H1v2a1 1 0 0 0 1 1zm-4-4h4V8H1zm0-4h4V4H1zm5-3v3h4V4zm4 4H6v3h4z\"/><\/svg>","intent":"Calculate the average body mass for each penguin species","show_request":false,"expanded":false,"full_screen":false,"open_style":null,"footer":null,"grouping":null,"label":null,"value_preview":null,"value":"```sql\nSELECT species, AVG(body_mass_g) AS avg_body_mass_g FROM penguins GROUP BY species ORDER BY species\n```\n\n<details open><summary>Result<\/summary>\n\n```\n    species avg_body_mass_g\n1    Adelie        3700.662\n2 Chinstrap        3733.088\n3    Gentoo        5076.016\n```\n\n<\/details>","value_type":"markdown"},{"content":"Here are the average body masses by species:\n\n| Species | Average Body Mass (g) |\n|---------|----------------------|\n| Adelie | 3,700.66 |\n| Chinstrap | 3,733.09 |\n| Gentoo | 5,076.02 |\n\nGentoo penguins are noticeably heavier on average, weighing about 1,300-1,400 grams more than both Adelie and Chinstrap penguins, which have similar average body masses.","content_type":"markdown"}]}]}

.e2e-scratch/basic/.shinychat/conversations/querychat_penguins-chat-d097e7487573/c78a8831-c0f9-42c7-86b5-8d92a6b35ac2-0f63bd080da2/c_001a06fc64d9b6c1c0914fb/record.json

@@ -0,0 +1 @@
+{"schema_version":1,"id":"c_001a06fc64d9b6c1c0914fb","title":"Filtering Penguins by Species Adelie","title_source":"llm","response_count":2,"created_at":"2026-09-05T04:14:22Z","updated_at":"2026-09-05T04:15:06Z","client_info":{"provider":"Anthropic","model":"claude-haiku-4-5"},"current_leaf":"n_0004","nodes":{"n_0001":{"parent":null,"children":["n_0002"],"turn_ids":[0],"selected_child":"n_0002"},"n_0002":{"parent":"n_0001","children":["n_0003"],"turn_ids":[1,2,3,4,5],"selected_child":"n_0003"},"n_0003":{"parent":"n_0002","children":["n_0004"],"turn_ids":[6],"selected_child":"n_0004"},"n_0004":{"parent":"n_0003","children":[],"turn_ids":[7,8,9],"selected_child":null}},"values":{"querychat_tables":{"penguins":{"sql":"SELECT * FROM penguins WHERE species = 'Adelie'","title":"Adelie Penguins"}}},"bookmark_state_id":null}